<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>数组排序（按字母顺序升序）- sort()</title>
</head>

<body>
    <p id="demo">单击按钮升序排列数组。</p>
    <button onclick="myFunction()">点我</button>
    <script>
        function myFunction() {
            var fruits = ["Banana", "Orange", "Apple", "Mango"];
            fruits.sort();
            var x = document.getElementById("demo");
            x.innerHTML = fruits;
        }
    </script>
</body>

</html>